Simons, David
Current rating: 1517
Record: 27-29-1
| Grand Prix Birmingham 2019 (modern) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 191 | Houx, Benjamin (1517) | Won 2-0 | +171573 |
| 4modern | 87 | Staples, James (1471) | Lost 1-2 | -201553 |
| 5modern | 123 | Boucetta, Joackim (1608) | Lost 0-2 | -171536 |
| 6modern | 254 | Fukkink-Visser, Annemarie (1468) | Lost 1-2 | -191517 |
| top | average opponent: 1516record: 1-3 | new rating: 1517 | ||
| Grand Prix Copenhagen 2019 (MH1 limited) | starting rating: 1573 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 45 | Kavemann, Tobias (1481) | Won 2-1 | +161589 |
| 3sealed | 11 | Nyckling, Sami (1545) | Won 2-1 | +181607 |
| 4sealed | 36 | Klein, Fabian (1856) | Lost 0-2 | -141593 |
| 5sealed | 152 | Koistinen, Iiro (1679) | Lost 1-2 | -161577 |
| 6sealed | 357 | Roth, Patrick (1427) | Lost 1-2 | -211556 |
| top | average opponent: 1598record: 2-3 | new rating: 1556 | ||
| Grand Prix London 2019 (WAR sealed) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 344 | Mallia, Marshal (1607) | Won 2-1 | +201522 |
| A2sealed | 142 | Feyand, Florian (1773) | Lost 0-2 | -131509 |
| A3sealed | 112 | Weber, Wolfgang (1390) | Won 2-1 | +161525 |
| A4sealed | 83 | McIlroy, David (1561) | Won 2-1 | +181543 |
| A5sealed | 93 | Klein, Simon (1494) | Lost 1-2 | -191524 |
| A6sealed | 91 | Van Heijst, Wouter (1527) | Lost 0-2 | -181506 |
| C1sealed | 350 | Wallner, Johann (1896) | Lost 0-2 | -111495 |
| C2sealed | 318 | Kesminaite, Aiste (1377) | Won 2-0 | +161511 |
| C3sealed | 125 | Kotze, Bernard (1505) | Won 2-0 | +181529 |
| C4sealed | 108 | Brown, Jonathan [ENG] (1487) | Won 2-1 | +171546 |
| C5sealed | 65 | McLaughlin, Morgan (1838) | Won 2-1 | +231569 |
| C6sealed | 24 | Bader, Raphael (1699) | Lost 1-2 | -151554 |
| C7sealed | 66 | Bell, Rebecca (1631) | Won 2-1 | +191573 |
| top | average opponent: 1599record: 8-5 | new rating: 1573 | ||
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 756 | Ferguson, Marc (1656) | Lost 0-2 | -171537 |
| 3sealed | 827 | Orthofer, Martin (1503) | Draw 1-1 | 01537 |
| 4sealed | 782 | Pestov, Evgeny (1664) | Lost 1-2 | -161521 |
| 5sealed | 921 | Spinnrock, Karsten (1477) | Lost 0-2 | -191502 |
| top | average opponent: 1575record: 0-3-1 | new rating: 1502 | ||
| Grand Prix Stockholm 2018 (modern) | starting rating: 1615 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 401 | Jarvinen, Eero (1500) | Lost 0-2 | -201595 |
| 2modern | 385 | Gunnlaugsson, Saevar Snaer (1482) | Lost 0-2 | -201575 |
| 3modern | 569 | Grundberg, Malin (1394) | Lost 0-2 | -211554 |
| top | average opponent: 1458record: 0-3 | new rating: 1554 | ||
| Grand Prix Las Vegas 2018 (limited) (DOM limited) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 248 | Arato, Nicholas (1502) | Won 2-0 | +191512 |
| 2sealed | 425 | Castera, Max (1371) | Lost 1-2 | -211491 |
| 3sealed | 599 | Kaska, Chris (1493) | Won 2-1 | +181509 |
| 4sealed | 530 | Alvarado Picazo, Arturo (1480) | Won 2-1 | +171526 |
| 5sealed | 220 | Eakin, Michael (1556) | Won 2-0 | +191545 |
| 6sealed | 146 | Seck, Ben (1815) | Won 2-0 | +231568 |
| 7sealed | 126 | Wiper, Charles (1842) | Lost 1-2 | -131555 |
| 8sealed | 217 | Moskowitz, Justin (1551) | Won 2-1 | +181573 |
| 9sealed | 59 | Aktas, Caner (1782) | Won 2-1 | +211594 |
| 10draft | 5157 | Pham, Nhi (1651) | Won 2-0 | +191613 |
| 11draft | 5024 | Pepion, James (1539) | Won 2-0 | +171630 |
| 12draft | 5136 | Yamamoto, Kentaro (2065) | Lost 0-2 | -101620 |
| 13draft | 5017 | Yin, Brian (1726) | Won 2-0 | +191639 |
| 14draft | 5017 | Crosby, Michael (1940) | Lost 0-2 | -121627 |
| 15draft | 5014 | Rountree, Collin (1978) | Lost 0-2 | -121615 |
| top | average opponent: 1686record: 10-5 | new rating: 1615 | ||
| Grand Prix Liverpool 2017 (XLN limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 310 | Brown, Jonathan [ENG] (1480) | Lost 0-2 | -181464 |
| 2sealed | 429 | Partlow, Emma (1394) | Won 2-1 | +171481 |
| 3sealed | 294 | Brooks, Gregory (1489) | Lost 0-2 | -181463 |
| 4sealed | 473 | Glanville, Tom [ENG] (1485) | Won 2-0 | +181481 |
| 5sealed | 286 | Bielsa, David (1575) | Won 2-1 | +201501 |
| 6sealed | 338 | Kirkman, Kane (1431) | Won 2-1 | +171518 |
| 7sealed | 149 | Wiggett, Gregory (1907) | Lost 1-2 | -121506 |
| 8sealed | 271 | Barnett, Daniel (1534) | Won 2-1 | +191525 |
| 9sealed | 241 | Clarke, Samuel (1607) | Won 2-0 | +191544 |
| 10draft | 78 | Doyle, Ray (1572) | Lost 0-2 | -171527 |
| 11draft | 79 | Giroud, Pierre (1656) | Lost 0-2 | -161511 |
| 12draft | 80 | Cathalifaud, Diego (1516) | Lost 1-2 | -181493 |
| top | average opponent: 1554record: 6-6 | new rating: 1493 | ||
| Grand Prix Birmingham 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 459 | Shepherd, Mark (1500) | Lost 0-2 | -181482 |
| top | record: 0-1 | new rating: 1482 | ||